Date.prototype.Format = function (fmt) { //author: meizz 
	var o = {
    	"M+": this.getMonth() + 1, //月份 
    	"d+": this.getDate(), //日 
    	"h+": this.getHours(), //小时 
    	"H+": this.getHours(), //小时 
    	"m+": this.getMinutes(), //分 
    	"s+": this.getSeconds(), //秒 
    	"q+": Math.floor((this.getMonth() + 3) / 3), //季度 
    	"S": this.getMilliseconds() //毫秒 
	};
	// alert(this.getHours());
 	if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
 	for (var k in o)
 	if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
 	return fmt;
};
